n. [机]承盘,挡板;家臣,侍从;[牙科]牙架;保持着
网络 护圈; 保持架; 定位器
I´ll need a five-hundred-dollar retainer.
我将需要一笔500美元的预付聘金。
The agency will pay you a monthly retainer.
这个机构将会每月付给你聘用金。
Middle-class families contract with a puller to take a child to school and pick him up; the puller essentially becomes a family retainer.
中产阶级家庭与车夫签订合同,让他送孩子去学校以及接孩子放学。车夫实际上变成了一位家仆。
Remove valve spring and retainer.
拆卸阀弹簧和扣件。
Pull out retainer plate downwards.
向下拔出固定板。